#pragma once
#include<iostream>

enum
{
    SOCKET_ERRON = 1,
    LISTEN_ERRON,
    SETSOCKOPT_ERRON,
    BIND_ERRON,
    CIN_ERRON,
    SELECT_ERRON,
    SELECTNORESOURSE,
    READ_ERRON,
    WRITE_ERRON,
    POLL_ERRON
};